ADDISONIA 69 
(Plate 35) 
DASYSTEPHANA PORPHYRIO 
Pine-barren Gentian 
Native of the southeastern United States 
Family GENTIANACEAE GENTIAN Family 
Gentiana purpurea Walt. Fi. Car. 109. 1788. Not G. purpurea. 1753. 
Gentiana Porphyrio J. F. Gmel. Syst. Nat. 2: 462. 1791 
Dasystephana Porphyrio Small, Fl. SE. U.S. 931. 1903. 
a campanulate tube, above they extend as free linear lobes some- 
what irregular in length; connecting the bases of the lobes is a 
e 
twisted to the right; when fully expanded it is narrowly campanulate 
with lobes widely spreading. er an inch and a half 
long, are firm in texture, externally bronze-green, shading toward 
the apex slightly blue, within the throat yellow-green, shading above 
the corolla-tube, extends a thin deep-blue membrane which at the 
a roduced into lacerate fringes. The stamens, five in 
number, attached to the base of the corolla and alternating with its 
lobes, do not project beyond the corolla-tube; the narrow anthers 
consist of two parallel cells, each of which opens its entire length. 
The ovary is large, filling the center of the flower, and is crowned at 
the apex by two widely spreading linear stigmas. The fruit is a 
one-celled capsule filled with numerous minute seeds. 
This is one of the most beautiful of all gentians. Certainly few 
flowers show such a pleasing contrast of color as does Dasystephana 
Porphyrio. ‘The brilliancy of its flaring lobes, the depth of color of 
the alternating fringes between these, the delicacy of the spotting 
